- Innovative Design: This wrench extension features a distinctive design paired with precision engineering, offering exceptional grip and control. Its colorful splicing adds a touch of charm, while the rotational locking function ensures a secure fit. - Versatile Functionality: Specifically designed for hex keys, including 11 mm sizes, our multi-functional bit holder extension seamlessly adapts to hole sizes ranging from 1.5 mm to 10 mm, making it suitable for a variety of tasks. - Smooth Operation: Equipped with a hex key handle and a burner stick function, this extension allows for easy and smooth insertion. The tapered jaw design maximizes grip and efficiency, simplifying even the most challenging jobs. - Portable and Lightweight: Transform your toolset with this wrench extension that is designed for portability. Its compact size makes it ideal for accessing hard-to-reach nuts and screws in tight spaces. The retractable tool bar can be taken anywhere, ensuring effortless and efficient results at any time. - Practical Applications: Use this extension for assembling furniture where space is limited, tightening bolts in automotive repairs, or completing DIY projects around the house. Its adaptability and ease of use make it an essential addition to any toolbox.